<!DOCTYPE html>
<html>
<body>
    <b>重要通知：</b>今天下午<font color="red">2点到5点半</font>小区停电
</body>
</html>
<script>
    var name = "Nish";
    let age = 18;
    console.log(name);
    console.log(age);
</script>
<script>
    var name = "guofeng";
    // let age = 16;
    console.log(age);
</script>